using CodingLand.Scripts.Logic;
using Godot;

namespace CodingLand.Scripts;

public partial class Player : CharacterBody2D
{
	private int _currentPlayerId = 1;

	[Export] public float MaxSpeed = 400f;
	[Export] public float Acceleration = 500f;
	[Export] public float Deceleration = 500f;
	[Export] public float RotationSpeed = 5f;

	[Export] public int Reach = 5;

	[Export] public Camera2D PlayerCamera;

	[Export] public PlayerInput PlayerInput;

	[Export] public float PlayerDashAcceleration = 2f;

	[Export]
	public int PlayerId
	{
		get => _currentPlayerId;
		set
		{
			_currentPlayerId = value;
			PlayerInput.SetMultiplayerAuthority(value);
		}
	}

	public void SetPlayerId(int id)
	{
		PlayerId = id;
		PlayerInput.SetMultiplayerAuthority(id);
	}
	
	private TilesManager _tilesMgr;

	public override void _Ready()
	{
		if (PlayerId == Multiplayer.GetUniqueId())
			PlayerCamera.Enabled = true;
		_tilesMgr = GetNode<TilesManager>("../Tiles");
	}

	public override void _Process(double delta)
	{
		var vec = GetGlobalMousePosition();
		if (PlayerInput.BuildingAt == Vector2.Zero) return;
		var distance = Position.DistanceTo(vec);
		if (distance <= Reach * _tilesMgr.TileSize)
		{
			// Able to build
			Rpc(nameof(AddTile), vec);
		}

		PlayerInput.BuildingAt = Vector2.Zero;
	}

	public override void _PhysicsProcess(double delta)
	{
		var input = PlayerInput.MovementDirection;

		if (input != Vector2.Zero)
		{
			input = input.Normalized();
			Velocity = Velocity.MoveToward(input * MaxSpeed, Acceleration * (float)delta);

			var finalRotation = input.Angle() + Mathf.Pi / 2;
			Rotation = Mathf.LerpAngle(Rotation, finalRotation, RotationSpeed * (float)delta);
		}
		else
		{
			Velocity = Velocity.MoveToward(Vector2.Zero, Deceleration * (float)delta);
		}

		var dashCountdown = GetNode<Timer>("DashCountdown");
		if (PlayerInput.IsDashing && dashCountdown.IsStopped())
		{
			PlayerInput.IsDashing = false;
			Velocity *= PlayerDashAcceleration;
			dashCountdown.Start();
		}

		Position += Velocity * (float)delta;
		MoveAndSlide();
	}
	
	[Rpc(mode: MultiplayerApi.RpcMode.AnyPeer, CallLocal = true)]
	public void AddTile(Vector2 pos)
	{
		if (_tilesMgr.GetTileByPosition<Node2D>(pos) != null) return;
		
		var tileVec = new Vector2(_tilesMgr.TileSize, _tilesMgr.TileSize);
		var blueprint = GD.Load<PackedScene>("res://Scenes/Tiles/Brick.tscn");
		var instance = blueprint.Instantiate<Node2D>();
		instance.Position = pos.Snapped(tileVec);
		_tilesMgr.AddChild(instance);
	}
}